S68.022

Clinical Causes: Workplace accidents involving machinery or tools Falls or crush injuries from heavy objects Motor vehicle collisions impacting the hand Explosive or blast injuries Sudden impacts from sharp or heavy objects

Key Symptoms: Partial loss of the thumb's structure at the joint Severe pain at the injury site Swelling and bruising around the thumb and hand Bleeding from the wound area Reduced grip strength and limited thumb mobility Visible deformity or missing tissue Numbness or tingling sensations in the thumb or hand

Diagnosis Path: Diagnosis typically involves a physical examination of the hand and thumb, assessing the extent of tissue and bone damage. Imaging studies such as X-rays provide detailed views of the bones to determine the level of amputation and any associated fractures. Medical professionals will evaluate the injury to plan appropriate treatment, considering factors such as the size of the remaining thumb tissue and the degree of functional loss.

Treatment Protocols: Treatment approaches depend on the severity of the injury but generally include: - Immediate wound management to control bleeding and prevent infection - Surgical closure or reconstruction to close the wound or prepare for future prosthetic use - Pain management with medications - Immobilization of the thumb with splints or casts to promote healing - Physical therapy to regain strength and mobility after initial healing - Surgical reconstruction or amputation revision in severe cases - Use of prosthetics, if suitable, to improve functionality and appearance Rehabilitation is an essential component, aiding in maximizing hand function and preventing long-term disabilities. Multidisciplinary care involving hand surgeons, therapists, and prosthetists often provides the best outcomes.